Synonyms: equivocalness, ambiguity
Definition: unclearness by virtue of having more than one meaning
Similar words: unclearness
Definition: incomprehensibility as a result of not being clear
Synonyms: ambiguity
Definition: an expression whose meaning cannot be determined from its context
Similar words: locution, saying, expression
Definition: a word or phrase that particular people use in particular situations
Usage: pardon the expression